';
| Fighter | Nickname | Height | Weight | Association | |
| Jered Sublet | 0'0" (0 m) |
140 lbs (63.5 kg) |
Team Quest | ||
| Jesse Taylor | "JT Money" | 6'1" (1.85 m) |
170 lbs (77.11 kg) |
Team Quest | |
| Jimmy Blakey | 5'9" (1.75 m) |
185 lbs (83.91 kg) |
Team Quest | ||
| Jimmy Melendez | 5'8" (1.73 m) |
170 lbs (77.11 kg) |
Team Quest San Jacinto | ||
| Joel Lott | 6'0" (1.83 m) |
185 lbs (83.91 kg) |
Team Quest | ||
| Joel Bowen | 5'9" (1.75 m) |
145 lbs (65.77 kg) |
Team Quest Thailand | ||
| Joey Gomez | "The KO King" | 5'10" (1.78 m) |
135 lbs (61.23 kg) |
Team Quest | |
| Joey Gomez | 5'10" (1.78 m) |
145 lbs (65.77 kg) |
Team Quest | ||
| John Constien | 0'0" (0 m) |
170 lbs (77.11 kg) |
Team Quest | ||
| Jon Hess | "The Giant With Attitude" | 6'7" (2.01 m) |
295 lbs (133.81 kg) |
Team Quest | |
| Jon Gorton | "Gladiator" | 5'9" (1.75 m) |
155 lbs (70.31 kg) |
Team Quest | |
| Jonathon Juarez | 5'10" (1.78 m) |
145 lbs (65.77 kg) |
Team Quest | ||
| Jordan Winski | "I'm Gonna" | 5'8" (1.73 m) |
135 lbs (61.23 kg) |
Team Quest | |
| Jordan Taylor | 6'1" (1.85 m) |
205 lbs (92.99 kg) |
Team Quest | ||
| Jordan Durr | "JD" | 0'0" (0 m) |
170 lbs (77.11 kg) |
Team Quest | |
| Jose Rodriguez | 5'7" (1.7 m) |
0 lbs (0 kg) |
Team Quest | ||
| Jose Chavez | 5'5" (1.65 m) |
135 lbs (61.23 kg) |
Team Quest | ||
| Jose Carlos Cortez | 5'7" (1.7 m) |
135 lbs (61.23 kg) |
Team Quest | ||
| Joseph Wagaman | "The Werewolf" | 5'8" (1.73 m) |
155 lbs (70.31 kg) |
Team Quest | |
| Joshua Kilpatrick | 5'5" (1.65 m) |
135 lbs (61.23 kg) |
Team Quest San Jacinto | ||